spangolite

noun

spango·​lite

ˈspaŋ(g)əˌlīt

plural -s

: a mineral Cu₆Al(SO₄)(OH)₁₂Cl.3H₂O consisting of a hydrous basic sulfate and chloride of aluminum and copper in dark-green hexagonal crystals

Word History

Etymology

Norman Spang, 19th century American mineralogist + English -o- + -lite

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